@for $i from 0 through 50 {
	.border-#{$i}{
		border-width:#{$i}px;
	}

	.border-t-#{$i}{
		border-top-width:#{$i}px;
	}
	
	.border-r-#{$i}{
		border-right-width:#{$i}px;
	}
	
	.border-b-#{$i}{
		border-bottom-width:#{$i}px;
	}
	
	.border-l-#{$i}{
		border-left-width:#{$i}px;
	}
}